// Daniel Shiffman

// http://natureofcode.com

​

let movers = [];

let attractor;

​

function setup() {

  createCanvas(640, 360);

​

  for (let i = 0; i < 20; i++) {

    movers.push(new Mover(random(width), random(height), random(0.1, 2)));

  }

  attractor = new Attractor();

}

​

function draw() {

  background(51);

​

  attractor.display();

​

  for (let i = 0; i < movers.length; i++) {

    let force = attractor.attract(movers[i]);

    movers[i].applyForce(force);

​

    movers[i].update();

    movers[i].display();

  }

}